Omega Engineering OMB-CHARTSCAN 1400 User Manual page 135

Appendix A
Command
Read Buffered Data
R
Read Last Readings
R#
Set Real Time Clocks
S
Set Trigger
T
Configuration
User Status
U
Set User Terminator
V
Set Average Weight
W#
Execute
X
Set Counts
Y
Select Blocks
ChartScan User's Manual
Syntax
Read scan data from the acquisition buffer where
Rtype
type of data request being made. Valid options for
- Read the oldest scan currently residing in the acquisition
buffer,
2
residing in the acquisition buffer, and
that currently resides in the acquisition buffer.
Query the contents of the data buffer.
R?
Queries the last readings from the HLL Registers for specified
R#chans
channels.
may be in two forms:
chans
<
chan
where
1
where max = 128 for ChartScan/1400.
Set the unit's internal real-time clock where
Stime
standard time/date stamp format:
where
H
second,
Query the internal real-time clock.
S?
Configure an acquisition of scan data with the following
Tstart,
parameters:
stop,
is the start event and
re-arm,
start
determines if the unit should continue acquiring after the
sync
re-arm
first acquisition completes, where
determines if acquisition events should be synchronized
sync
with the internal timebases, where
Query the present trigger configuration
T?
Request information about various internal conditions of the unit
Ureq
where
req
- Query and clear the Event Status Register (ESR)
0
- Query the Status Byte Register (STB)
1
- Query and clear Calibration Status Register (CSR)
2
- Query system settings
3
- Query current High/Low/Last registers
4
- Query and clear current High/Low/Last
5
- Query the Buffer Status String
6
- Query assigned alarm outputs
7
- Query configured channels
8
- Query digital inputs
9
- Query memory option (in Kbytes)
10
- Query all channels having programmed valid alarm setpoints
11
- Query last calibration time/date
12
- Query last scan read
13
- Query card IDs
14
- Query product information
15
- Query measuring parameters
16
- Query root mean square (RMS)
17
- Query acquisition states and various system flags
18
Set the User Terminator value to any character whose numeric
Vval
value (ASCII value)
Query the present user terminator value.
V?
In Normal mode, specify the number of samples to average for line
W#wt
cycle integration or high-speed multi-channel use; where
the average weight. Valid options for
, ,
32 64
Execute preceding command string.
X
When in Normal mode, set acquisition counts where
Ypre,post,
pre-trigger count,
stop
the post-stop count.
When in High-speed, single-channel mode (burst mode), set
Y0,count,0
; where
count
collected
Query current acquisition count selections.
Y?
Description
- Read the oldest complete trigger block currently
(for a single channel where
chan
< ) or (for a range of channels
max first-last
< < < ),
first last max
HH:MM:SS:T, mm/dd/yy
is hours, is minutes, is seconds,
MM SS
is month, is day, and
mm dd
is the stop event
stop
is on and
1
is on and
1
refers to one of the following request types:
is in the range
val
, and (with being the default value).
128 256 32
is the post-trigger count and
post
is the number of 256 sample blocks to be
count
API Commands
is the
type
are:
type 1
- Read all the scan data
3
1
is in the
time
is tenths of a
T
is year.
yy
is off.
0
is off.
0
to .
0 255
is
wt
are: , , , , ,
wt 1 2 4 8 16
is the
pre
is
stop
A-9